diacetyl

(redirected from diacetal)
Also found in: Medical, Encyclopedia.

diacetyl

(ˌdaɪəˈsiːtəl)
n
a chemical compound with formula C4H6O2, occurring naturally as a by-product of fermentation, and commonly added to margarine and other foods because of its buttery taste
References in periodicals archive ?
Some flavorant chemicals, such as diacetal, while having no apparent adverse effects when ingested, when aerosolized and inhaled can cause lung irritation.
The upper component was diacetal 24 as major product.